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eWON500™
The Transparent Gateway
ver 1.0
9/11/05
User Guide
TROUBLESHOOTING
Some eWON500™ Tags examples
¤ Modbus 40001,10
Register number 1 on slave 10
¤ UNITE MW10W
Internal dataWord at address 10
¤ DF1 C5:1.ACC
Counter file number 5, item 1, field ACC
¤ FINS D10
Internal dataWord at address 10
Reading the Tag value on the PLC
Principles
The eWON500™embeds a page from which you can directly check the value from the Tags which
match an existing word on a device from the serial bus
Reading a Tag value in the eWON
The Tag’s monitoring page displays as soon as you click on the Add/Update Only button from the
Tag Setup page, otherwise click on Main Menu, then View I/O from the eWON500™
Configuration toolbar. You can view your Tag and it’s value on the PLC. If i.e. it is a counter, you
can see the value increasing by clicking on the Update button at certain interval (see screenshot
below):
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